单项选择题

Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. After each question there will be a pause. During the pause, read the four choices marked A), B), C) and D), and decide which is the best answer. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.

A. Switch to a later flight.
B. Go to the airport immediately.
C. have somebody change the ticket for him.
D. Buy a ticket for the 10 o’clock flight.